#ifndef _USART_H
	#define _USART_H
	
#include "stm32f10x.h"

#define led1 GPIO_Pin_8
#define led2 GPIO_Pin_9
#define led3 GPIO_Pin_10

#define usart_refer_now 10
#define usart_refer_set 11

void usart_init(void);
void usart_send(u8 *buf);
void led_init(void);
void led_ctrl(u16 ledx,u8 status);

#endif